The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 05, 2016

Filed:

Apr. 12, 2013
Applicant:

Sumitomo Electric Industries, Ltd., Osaka, JP;

Inventors:

Kazuyuki Sohma, Yokohama, JP;

Yuya Homma, Yokohama, JP;

Itaru Sakabe, Yokohama, JP;

Assignee:

SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka-shi, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 (2006.01); G02B 1/04 (2006.01); C03C 25/10 (2006.01);
U.S. Cl.
CPC ...
G02B 6/02395 (2013.01); C03C 25/106 (2013.01); G02B 1/04 (2013.01); G02B 1/048 (2013.01);
Abstract

An optical fibercomprising a core layercomposed of a silica based glass, a clad layerformed on the outer circumference of the core layerby curing a curable resin composition, and an ink layerformed around the clad layer, wherein adhesive force between the core layerand the clad layerbeing from 1.5 g/mm to 4.0 g/mm.


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